Q: Is 318,528 a Composite Number?

Why is 318,528 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 318,528 can be evenly divided by 1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 56 63 64 72 79 84 96 112 126 144 158 168 192 224 237 252 288 316 336 448 474 504 553 576 632 672 711 948 1,008 1,106 1,264 1,344 1,422 1,659 1,896 2,016 2,212 2,528 2,844 3,318 3,792 4,032 4,424 4,977 5,056 5,688 6,636 7,584 8,848 9,954 11,376 13,272 15,168 17,696 19,908 22,752 26,544 35,392 39,816 45,504 53,088 79,632 106,176 159,264 and 318,528, with no remainder.

Since 318,528 cannot be divided by just 1 and 318,528, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).